256564942596

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1862243}}^1$

素因数の和:1862385

約数の個数: 72

約数和(自身を含む): 671078247840

約数和(自身を除く): 414513305244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 89, 129, 172, 178, 258, 267, 356, 387, 516, 534, 774, 801, 1068, 1548, 1602, 3204, 3827, 7654, 11481, 15308, 22962, 34443, 45924, 68886, 137772, 1862243, 3724486, 5586729, 7448972, 11173458, 16760187, 22346916, 33520374, 67040748, 80076449, 160152898, 165739627, 240229347, 320305796, 331479254, 480458694, 497218881, 662958508, 720688041, 960917388, 994437762, 1441376082, 1491656643, 1988875524, 2882752164, 2983313286, 5966626572, 7126803961, 14253607922, 21380411883, 28507215844, 42760823766, 64141235649, 85521647532, 128282471298, 256564942596]

約数ペア:

[(1, 256564942596), (2, 128282471298), (3, 85521647532), (4, 64141235649), (6, 42760823766), (9, 28507215844), (12, 21380411883), (18, 14253607922), (36, 7126803961), (43, 5966626572), (86, 2983313286), (89, 2882752164), (129, 1988875524), (172, 1491656643), (178, 1441376082), (258, 994437762), (267, 960917388), (356, 720688041), (387, 662958508), (516, 497218881), (534, 480458694), (774, 331479254), (801, 320305796), (1068, 240229347), (1548, 165739627), (1602, 160152898), (3204, 80076449), (3827, 67040748), (7654, 33520374), (11481, 22346916), (15308, 16760187), (22962, 11173458), (34443, 7448972), (45924, 5586729), (68886, 3724486), (137772, 1862243)]